Hiroshima events & things to do in September 2026
Start with Hiroshima Peace Memorial Museum, Mitaki-dera, plus Mazda Museum. September in Hiroshima averages 29°C / 84°F highs, 21°C / 70°F nights, and about 10 rainy days.
Expect 29°C/84°F days and about 10 rainy ones in September. Start with these:
- Hiroshima Peace Memorial Museum★ 4.7 · 28.8k reviewsThe museum presents survivor testimony, artifacts, photographs, and the history of the atomic bombing.
- Mitaki-dera★ 4.6 · 1.2k reviewsThe hillside temple northwest of the center has waterfalls, stone figures, forest paths, and a quieter atmosphere than the downtown memorial district.
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By TripSapien Research · Updated June 3, 2026
Hiroshima in September 2026
Weather
TempTemperature
84°F / 70°F
29.1°C / 21.1°C
RainPrecipitation
10d
6.5in · 165mm
LightDaylight
12.2h
Sea
83.3°F
28.5°C
September remains warm and typhoon-aware, with flexible Miyajima and Kure plans needed.
Holidays, observances & long weekends
Holiday and observance schedules can affect services and venue hours; confirm each place directly.
- Sep 21Respect-for-the-Aged DayPublic holiday
- Sep 22Citizens' HolidayPublic holiday
- Sep 23Autumnal Equinox DayPublic holiday
- Sep 19-Sep 23Long weekend with bridge day
- Sep 19-Sep 21Long weekend
- Sep 19-Sep 22Long weekend with bridge day
About Hiroshima
City overview
Hiroshima is a delta city on the Ōta River where Peace Memorial Park, the Atomic Bomb Dome, Hondori, Hatchobori, Hiroshima Station, and Ujina Port structure most visitor days. The city combines 1945 memory work, rebuilt castle grounds, garden walks, streetcar travel, okonomiyaki counters, and easy ferries toward Miyajima.
Food & drink
Hiroshima food centers on Hiroshima-style okonomiyaki, oysters, anago-meshi, tsukemen, lemon products from Setouchi islands, sake, and momiji manju sweets. Okonomimura, Ekinishi, Hondori, Nagarekawa, and Miyajima oyster shops are the main food anchors.
Top sights
Ranked for September suitability using weather, setting, ratings, and review volume.
- 1Mazda Museum
- 2Hiroshima Museum of Art
- 3Okonomimura
- 4Hondori Shopping Arcade
- 5Peace Memorial Park
- 6Atomic Bomb Dome
- 7Shukkeien Garden
- 8Hiroshima Castle
1Mazda Museum
4.6★ · 1,078indoorClosed Sat/SunThe factory museum in Fuchu explains Mazda history and auto production, with tours normally requiring advance reservation.
2Hiroshima Museum of Art
4.4★ · 2,787indoorOpen dailyThe museum near Hiroshima Castle focuses on European and Japanese modern painting, making a calm indoor stop near Chuo Park.
Wikipedia
3Okonomimura
4.3★ · 8,686indoorThe multi-floor okonomiyaki building in Shintenchi lets visitors compare Hiroshima-style griddles stacked with noodles, cabbage, egg, and sauce.
Wikipedia
Show 3 more sights
- 4Hondori Shopping Arcade
- 5Peace Memorial Park
- 6Atomic Bomb Dome
Neighborhoods
1Peace Park and Kamiyacho
This central zone is solemn and civic, with memorial sites, river walks, museums, streetcars, offices, and hotels close together.
2Hondōri and Hatchobori
Hondori and Hatchobori are the shopping and dining core, with arcades, department stores, Okonomimura, cafes, and tram intersections.
3Hiroshima Station and Ekimae
The station area is practical, with Shinkansen access, hotels, Ekinishi bars, buses, trams, and fast links to Miyajima or Mazda tours.
Day trips
24km / 45-60min by JR or tram plus ferry from central Hiroshima
Miyajima and Itsukushima Shrine
The island has Itsukushima Shrine, the floating torii view, Momijidani Park, ropeway access, oysters, and deer.
25km / 35-45min by JR Kure Line from Hiroshima Station
Kure
The port city has the Yamato Museum, JMSDF Kure Museum, naval history, and Seto Inland Sea views.
35km / 40min by JR Sanyo Line from Hiroshima Station
Saijo sake district
The sake-brewery town has kura warehouses, tasting rooms, water wells, and a major sake festival in October.
Getting around
Hiroden streetcars are the main city tool, connecting Hiroshima Station, Hatchobori, Peace Park, Ujina Port, and the Miyajima ferry approach. JR trains handle Miyajima, Saijo, Kure, and Onomichi, while central Peace Park-Hondori-Hatchobori is walkable.
Planning a Hiroshima trip?
Add your dates and we'll check every place for closures, limited hours, and booking needs in September.
Common questions about Hiroshima in September
- What to pack for Hiroshima in September
Pack for September's weather, not a generic Hiroshima checklist.
- Layerable daytime clothes for average highs around 29°C / 84°F.
- A light evening layer because nights average 21°C / 70°F.
- Compact rain gear and shoes that handle wet pavement across about 10 rainy days.
- How many days do you need in Hiroshima
- 4 days covers the main Hiroshima highlights at a realistic pace. Add 3 extra days if you want the listed day trips.
- Is Hiroshima worth visiting in September
- Yes. September in Hiroshima averages 29°C / 84°F highs, 21°C / 70°F nights, and about 10 rainy days.
Ready to plan Hiroshima?
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